Unit Converters Calculators

Exact technical conversions: hp ↔ kW ↔ BTU/h, kWh ↔ BTU, bar ↔ psi, °F ↔ °C, mm ↔ inch fractions and GPM ↔ L/min.

hp ↔ kW ↔ BTU/hPower Converter: hp to kW, PS, BTU/h and Tonshp, kW, PS/CV, BTU/h and refrigeration tons in one place.kWh ↔ BTU ↔ thermEnergy Converter: kWh to BTU, Therms, MJ and CalorieskWh, BTU, therms, joules and Calories at once.psi ↔ bar ↔ kPaPressure Converter: psi to bar, kPa, atm and inHgpsi, bar, kPa, atm, inHg, Torr and more at once.°F ↔ °C ↔ KTemperature Converter: Fahrenheit to Celsius, Kelvin and Rankine°F, °C, kelvin and Rankine with the formula.mm ↔ in ↔ ftLength Converter: mm to Inches (with Fractions), Feet and Milesmm, inches with 1/16″ fractions, feet and miles.GPM ↔ L/min ↔ m³/hFlow Rate Converter: GPM to L/min, m³/h and CFMGPM, L/min, m³/h, L/s and CFM at once.